<template>
  <div>
      <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
        <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item>用户管理</el-breadcrumb-item>
        <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图 -->
    <el-card class="box-card">
        <!-- 搜索+添加 区域 -->
       <el-row :gutter="20">
           <el-col :span="8">
                <el-input placeholder="请输入内容"  v-model="queryInfo.query" clearable @clear="getUserList">
                    <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
                </el-input>
           </el-col>
           <el-col :span="4">
               <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
           </el-col>
       </el-row>

       <el-table :data="userList" stripe style="width: 100%">
            <el-table-column type="index"     label="#"></el-table-column>
            <el-table-column prop="username"  label="姓名" ></el-table-column>
            <el-table-column prop="email"     label="邮箱"></el-table-column>
            <el-table-column prop="mobile"    label="电话" ></el-table-column>
            <el-table-column prop="role_name" label="角色"></el-table-column>
            <el-table-column label="状态" width="120px">
                <template v-slot="scope">
                    <el-switch v-model="scope.row.mg_state" active-color="#13ce66" @change="HanleStateChange(scope.row)"></el-switch>
                </template>
            </el-table-column>
            <el-table-column label="操作" width="220px">
                <template v-slot="scope">
                    <!-- 修改按钮 -->
                    <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                    <!-- 删除按钮 -->
                    <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
                    <!-- 分配角色 -->
                    <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
                         <el-button type="warning" icon="el-icon-share" size="mini"></el-button>
                    </el-tooltip>
                </template>
            </el-table-column>
        </el-table>

        <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-sizes="[1, 2, 5, 10]"
            :page-size="queryInfo.pagesize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total">
        </el-pagination>

    </el-card>

    <!-- 添加用户弹窗 -->
    <el-dialog
        title="添加用户"
        :visible.sync="addDialogVisible"
        width="50%"
        @close="addFormClosed" >
        <!-- <span>这是一段信息</span> -->
        <el-form :model="addForm" :rules="addFormRules" 
            ref="AddForm" 
            label-width="70px">
            <el-form-item label="用户名" prop="username">
                <el-input v-model="addForm.username"></el-input>
            </el-form-item>
            <el-form-item label="密码" prop="password">
                <el-input v-model="addForm.password"></el-input>
            </el-form-item>
            <el-form-item label="邮箱" prop="email">
                <el-input v-model="addForm.email"></el-input>
            </el-form-item>
            <el-form-item label="手机" prop="phone">
                <el-input v-model="addForm.phone"></el-input>
            </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
            <el-button @click="addDialogVisible = false">取 消</el-button>
            <el-button type="primary" @click="addUser">确 定</el-button>
        </span>
    </el-dialog>

  </div>
</template>

<script>
export default {
    name:'user',
    data(){
        var checkEmail = (rule , value, callback) => {
            const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
            if(regEmail.test(value)){
               return callback()
            }

            callback(new Error("请输入合法的邮箱"))
        }

        var checkMobile = (rule , value ,callback) =>{
            const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
            if(regMobile.test(value)){
               return callback()
            }

            callback(new Error("请输入合法的手机号"))
        }
        return{
            queryInfo:{
                query:'',
                // 当前页数
                pagenum : 1,
                // 当前每页显示多少条数据
                pagesize : 2
            },
            userList:[],
            total:0,
            addDialogVisible:false,
            addForm:{
                username:"",
                password:"",
                email:"",
                phone:""
            },
            addFormRules:{
                username:[
                    {required: true, message:'请输入用户名', trigger:'blur'},
                    {min: 3,max:10,message:'用户名长度在3-10个字符之间', trigger:'blur'}
                ],
                password:[
                    {required: true, message:'请输入密码', trigger:'blur'},
                    {min: 6,max:15,message:'用户名长度在3-10个字符之间', trigger:'blur'}
                ],
                email:[
                    {required: true, message:'请输入邮箱', trigger:'blur'},
                    {validator:checkEmail, trigger:'blur'}
                ],
                phone:[
                    {required: true, message:'请输入手机号码', trigger:'blur'},
                    {validator:checkMobile, trigger:'blur'}
                ]
            }
        }
    },
    created(){
        this.getUserList()
    },
    methods:{
        async getUserList(){
            const {data: res} = await this.$http.get('users',{
                params: this.queryInfo
            })
            if(res.meta.status != '200') return this.$message.error('用户列表不存在')

            this.userList = res.data.users
            this.total = res.data.total
            // console.log(res);
        },
        handleSizeChange(newSize){
            this.queryInfo.pagesize = newSize;
            this.getUserList();
        },
        handleCurrentChange(newPage){
            this.queryInfo.pagenum = newPage;
            this.getUserList();
        },
        async HanleStateChange(unserinfo){
            const{data : res } = await this.$http.put(`users/${unserinfo.id}/state/${unserinfo.mg_state}`)
            if(res.meta.status != '200'){
                unserinfo.mg_state = !unserinfo.mg_state;
                return this.$message.error('用户状态更新失败！')
            }

            this.$message.success(res.meta.msg)
            // console.log(res);
        },
        addFormClosed(){
            this.$refs.AddForm.resetFields();
        },
        addUser(){
            //添加新用户
            this.$refs.AddForm.validate(async valid =>{
                if(!valid) return

                //通过校验则发起请求
                const {data: res} = await this.$http.post('users',this.addForm)
                if(res.meta.status != '201'){
                    this.$message.error("添加失败！")
                }
                this.$message.success("添加成功！")
                this.addDialogVisible = false;
                this.getUserList();
            })
        },
        removeUserById(id){
            this.$confirm('此操作将永久删除该用户, 是否继续?', '提示',{
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(async () => {
                this.$message({
                    type: 'success',
                    message: '删除成功!'
                });
                
                const {data: res} = await this.$http.delete('users/'+ id)
                if(res.meta.status !='200') {
                    return this.$message.error("删除失败！")
                }

                this.$message.success("删除成功！")
                this.getUserList()
            }).catch(() => {
                this.$message({
                    type: 'info',
                    message: '已取消删除'
                });          
            });
        }

    }
}
</script>

<style lang='scss' scoped>
.el-input__inner{
    height: 36px;
    line-height: 36px;
}
.el-button{
    padding: 10px 20px;
}

</style>